1040812 has 12 divisors (see below), whose sum is σ = 1828960. Its totient is φ = 518256.

The previous prime is 1040807. The next prime is 1040813. The reversal of 1040812 is 2180401.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1040813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1114 + ... + 1822.

2^1040812 is an apocalyptic number.

It is an amenable number.

1040812 is a deficient number, since it is larger than the sum of its proper divisors (788148).

1040812 is a wasteful number, since it uses less digits than its factorization.

1040812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080 (or 1078 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1040812 is about 1020.2019407941. The cubic root of 1040812 is about 101.3423016455.

The spelling of 1040812 in words is "one million, forty thousand, eight hundred twelve".